Find the value of the function.Given f(x) = -
, find f(-9).
A. 7
B. -9
C. -2
D. -7
Answer: D
Mathematics
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Find the arc length parameter along the curve from the point where t = 0 by evaluating 
r(t) = (1 + 2t)i + (1 + 7t)j + (4 - 4t)k
A. 
t
B. 
t
C. 2
t
D. 
t
Mathematics
Combine like terms.5.9x - 1.1y - 3.4x + 7y + 2.9x
A. 5.4x + 8.1y B. 12.2x + 5.9y C. 5.4x + 5.9y D. 5.4x - 1.1y + 7
Mathematics
Find the indicated root. Give a decimal approximation if necessary. Round to the nearest thousandth.
A. 0.040 B. 4.000 C. 0.400 D. 0.004
Mathematics
Find the one-sided limit.
A. Does not exist B. 5 C. -8 D. 0
Mathematics